Phone: (425) 451-7920
Toll Free: (800) 522-2209


Executive Director
Shannon Affholter
Director of Administration/Human Resources
Jean Casper
Director of External Affairs
Allison Butcher

Olga Plushko
Facilities Manager (Contracted)

Jim Hurley

Community Stewardship

Community Stewardship Manager
Michell Filleau-Maas


Events Coordinator
Alexandra Langer


Chief Financial Officer (Contracted)
Jerry Heemstra
Tanya Tsybert
Accountant - Accounts Payable

Ha Tran
Accountant - Accounts Receivable

Amber Snellgrove
Accounting Assistant

Helen Faúndez

Governmental Affairs

Director of Governmental Affairs

Don Davis
North King County Manager and PAC Director
David Hoffman
South King County Manager
Alex Wilford
Snohomish County Manager
Mike Pattison
South Snohomish County Manager
Jennifer Anderson

Information Systems

Director of Information Systems

Janna Parry


Director of Marketing
Linda Caudle
Marketing and Communications Manager
Kristine Alipao
Public Relations Manager
Sharon Thomas
Marketing Specialist
Kelsey Berg
Content Specialist

Cameron Poague
Product Manager

Kevin McDaniel
Marketing Sales Manager
Heidi Ihde

Association Programs

Director of Association Programs
Aaron Adelstein
Membership Manager

Patrick Hayes
Membership Councils Manager

Shannon Krueger
Membership Coordinator

Marilyn Sippy
Membership Programs Coordinator

Skylar O'Harrow
Membership Support

Olga Plushko
Built Green Program Manager
Leah Missik
Built Green® Coordinator
Ellen Cole